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Equity and Other Comprehensive Income (Loss) - Summary of Reconciliation of Number of Shares (Detail) - shares | Dec. 31, 2024 | Jan. 01, 2024 | Dec. 31, 2023 | Jan. 01, 2023
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Number of Shares Outstanding |  |  |  |
Number of shares | 3,348,251,735 | 3,344,151,735 | 3,344,151,735 | 3,334,151,735
Class A Shares [Member] |  |  |  |
Number of Shares Outstanding |  |  |  |
Number of shares | 261,755,983 | 261,755,983 | 261,755,983 | 261,755,983
Class B Shares [Member] |  |  |  |
Number of Shares Outstanding |  |  |  |
Number of shares | 3,086,495,752 | 3,082,395,752 | 3,082,395,752 | 3,072,395,752

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- Definition The number of shares that have been authorised and issued, reduced by treasury shares held. [Refer: Treasury shares] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2024-01-01 -Paragraph 79 -Subparagraph a -Clause iv -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_79_a_iv&doctype=Standard -URIDate 2024-03-27 + Details
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